/* Copyright (C) 1998-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */

#ifndef _EXECINFO_H
#define _EXECINFO_H 1

#include <features.h>

__BEGIN_DECLS

/* Store up to SIZE return address of the current program state in
ARRAY and return the exact number of values stored. */
extern int backtrace (void **__array, int __size) __nonnull ((1));


/* Return names of functions from the backtrace list in ARRAY in a newly
malloc()ed memory block. */
extern char **backtrace_symbols (void *const *__array, int __size)
__THROW __nonnull ((1));


/* This function is similar to backtrace_symbols() but it writes the result
immediately to a file. */
extern void backtrace_symbols_fd (void *const *__array, int __size, int __fd)
__THROW __nonnull ((1));

__END_DECLS

#endif /* execinfo.h */